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Finding the Fourth Proportional to 16,480.67, 22,743.25 and 8,926.97

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Solution

The fourth proportional to 16,480.67, 22,743.25 and 8,926.97 is: 12,319.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,480.67 : 22,743.25 = 8,926.97 : x
  2. Step 2: Convert to fraction form
    16,480.67/22,743.25 = 8,926.97/x
  3. Step 3: Cross multiply
    16,480.67x = 22,743.25 × 8,926.97
  4. Step 4: Simplify right side
    16,480.67x = 203,028,174.42
  5. Step 5: Solve for x
    x = 203,028,174.42/16,480.67
  6. Step 6: Final answer
    x = 12,319.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.